Ers
abbr. 设备要求规格（Equipment Requirement Specification）；经济研究处（Economic Research Service）；欧洲遥感卫星（Europe Remote Sensing Satellite）；地球资源卫星（Earth Resources Satellite）
🗣️ 情景例句
As far as English is concerned, he is second to none.
就英语来说，没有人能够比得上他。
It was our pleasure.
这是我们的荣幸。
In man's early days, competition with other creatures must have been critical.
在人类早期，人类与其他生物的竞争一定是必不可少的。